BULLDOG

bulldog, English bulldog

(noun) a sturdy thickset short-haired breed with a large head and strong undershot lower jaw; developed originally in England for bull baiting

bulldog

(verb) throw a steer by seizing the horns and twisting the neck, as in a rodeo

bulldog

(verb) attack viciously and ferociously

Source: WordNet® 3.1

Etymology

Noun

bulldog (plural bulldogs)

A breed of dog developed in England by the crossing of the bullbaiting dog and the Pug to produce a ladies companion dog. Having a very smooth coat, a flattened face, wrinkly cheeks, powerful front legs and smaller hind legs.

British bulldog

A stubborn person.

A refractory material used as a furnace lining, obtained by calcining the cinder or slag from the puddling furnace of a rolling mill.

(UK, Oxford University slang) One of the proctors' officers.

(pro wrestling) Any move in which the wrestler grabs an opponent's head and jumps forward, so that the wrestler lands, often in a sitting position, and drives the opponent's face into the mat.

(US, publishing) A bulldog edition.

Synonyms

• (breed of dog) English bulldog

• See also stubborn person

Verb

bulldog (third-person singular simple present bulldogs, present participle bulldogging, simple past and past participle bulldogged)

(transitive) To chase (a steer) on horseback and wrestle it to the ground by twisting its horns (as a rodeo performance).

Source: Wiktionary

Bull"dog`, n.

1. (Zoöl.)

Definition: A variety of dog, of remarkable ferocity, courage, and tenacity of grip; -- so named, probably, from being formerly employed in baiting bulls.

2. (Metal.)

Definition: A refractory material used as a furnace lining, obtained by calcining the cinder or slag from the puddling furnace of a rolling mill.

Bull"dog`, a.

Definition: Characteristic of, or like, a bulldog; stubborn; as, bulldog courage; bulldog tenacity. Bulldog bat (zo'94l.), a bat of the genus Nyctinomus; -- so called from the shape of its face.

Source: Webster’s Unabridged Dictionary 1913 Edition